[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.720964][ T23] audit: type=1800 audit(1578484499.748:25): pid=8426 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 55.748189][ T23] audit: type=1800 audit(1578484499.748:26): pid=8426 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.798002][ T23] audit: type=1800 audit(1578484499.748:27): pid=8426 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.212' (ECDSA) to the list of known hosts. 2020/01/08 11:55:07 fuzzer started 2020/01/08 11:55:09 dialing manager at 10.128.0.26:35703 2020/01/08 11:55:09 syscalls: 2824 2020/01/08 11:55:09 code coverage: enabled 2020/01/08 11:55:09 comparison tracing: enabled 2020/01/08 11:55:09 extra coverage: enabled 2020/01/08 11:55:09 setuid sandbox: enabled 2020/01/08 11:55:09 namespace sandbox: enabled 2020/01/08 11:55:09 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:55:09 fault injection: enabled 2020/01/08 11:55:09 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:55:09 net packet injection: enabled 2020/01/08 11:55:09 net device setup: enabled 2020/01/08 11:55:09 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:55:09 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:55:10 executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x15, 0x10, 0x4}, 0x3c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r0, &(0x7f00000002c0), &(0x7f0000000300)}, 0x20) 11:55:10 executing program 1: r0 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r0, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00000001c0)=ANY=[@ANYBLOB="9662c011", @ANYRES32=0x0], &(0x7f00000000c0)=0xfe10) r2 = socket(0xa, 0x1, 0x0) close(r2) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000000040)={r1}, &(0x7f0000000140)=0x8) sendmmsg$inet_sctp(r2, &(0x7f0000002940)=[{0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x4}}], 0x30}], 0x1, 0x0) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0x17, &(0x7f0000000200)={0x0, 0x2}, 0x20) syzkaller login: [ 66.626198][ T8593] IPVS: ftp: loaded support on port[0] = 21 [ 66.785862][ T8596] IPVS: ftp: loaded support on port[0] = 21 [ 66.810467][ T8593] chnl_net:caif_netlink_parms(): no params data found 11:55:10 executing program 2: timer_create(0x0, &(0x7f00000000c0)={0x0, 0x12}, &(0x7f0000000080)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x1c9c380}, {0x0, 0x9}}, 0x0) timer_create(0x0, &(0x7f0000000000)={0x0, 0x14, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000040)=0x0) timer_settime(r0, 0x0, &(0x7f00000001c0)={{0x0, 0x1c9c380}, {0x0, 0x1c9c380}}, 0x0) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) connect$netrom(r1, &(0x7f0000000200)={{0x6, @rose}, [@netrom, @rose, @default, @netrom, @rose, @rose, @rose, @default]}, 0x48) [ 66.894867][ T8593] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.903993][ T8593] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.912840][ T8593] device bridge_slave_0 entered promiscuous mode [ 66.970002][ T8593] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.977067][ T8593] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.999742][ T8593] device bridge_slave_1 entered promiscuous mode [ 67.045131][ T8596] chnl_net:caif_netlink_parms(): no params data found [ 67.066176][ T8593] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.095484][ T8593] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.142481][ T8596] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.153598][ T8596] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.161825][ T8596] device bridge_slave_0 entered promiscuous mode [ 67.173304][ T8593] team0: Port device team_slave_0 added [ 67.182736][ T8593] team0: Port device team_slave_1 added 11:55:11 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x10, 0xe, &(0x7f0000000e80)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) [ 67.190699][ T8596] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.197750][ T8596] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.207689][ T8596] device bridge_slave_1 entered promiscuous mode [ 67.230349][ T8599] IPVS: ftp: loaded support on port[0] = 21 [ 67.254048][ T8596] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.321801][ T8593] device hsr_slave_0 entered promiscuous mode 11:55:11 executing program 4: unshare(0x2040400) r0 = syz_open_dev$usbfs(&(0x7f0000000840)='/dev/bus/usb/00#/00#\x00', 0x908, 0x1) ioctl$USBDEVFS_SUBMITURB(r0, 0x80045510, &(0x7f0000000040)=@urb_type_control={0x2, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 67.418551][ T8593] device hsr_slave_1 entered promiscuous mode [ 67.549003][ T8596] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.601128][ T8596] team0: Port device team_slave_0 added [ 67.614087][ T8601] IPVS: ftp: loaded support on port[0] = 21 [ 67.621169][ T8596] team0: Port device team_slave_1 added 11:55:11 executing program 5: pipe(&(0x7f00000004c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000140)=ANY=[@ANYBLOB="a0000000", @ANYRES16=0x0, @ANYBLOB="000000000000000000000b0000001c000200080002000000000008000200000000000800010000000000240007000c000400000000000000000075827f1c000000000c00040000000000000000001400060004000200040002000400020004000200380004001400010062726f6164636173742d6c696e6b000055ff68496a0e0074000000001400010062726f6164636173742d6c696e6b0000"], 0x339}}, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0xabb, &(0x7f0000000100)=[{&(0x7f00000000c0)="800000003804000019000300e60100006c000000000000000100000001000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4801, 0x0) [ 67.654100][ T8603] IPVS: ftp: loaded support on port[0] = 21 [ 67.733999][ T8596] device hsr_slave_0 entered promiscuous mode [ 67.818237][ T8596] device hsr_slave_1 entered promiscuous mode [ 67.878054][ T8596] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.885854][ T8596] Cannot create hsr debugfs directory [ 67.947228][ T8605] IPVS: ftp: loaded support on port[0] = 21 [ 68.043780][ T8599] chnl_net:caif_netlink_parms(): no params data found [ 68.060932][ T8593] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.150674][ T8593] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.200231][ T8593] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.260411][ T8593] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.299744][ T8596] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.341591][ T8599] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.348829][ T8599] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.356406][ T8599] device bridge_slave_0 entered promiscuous mode [ 68.370953][ T8596] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.412259][ T8599] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.420399][ T8599] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.428964][ T8599] device bridge_slave_1 entered promiscuous mode [ 68.456195][ T8596] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.493937][ T8599] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.505075][ T8599] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.546739][ T8596] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.663597][ T8603] chnl_net:caif_netlink_parms(): no params data found [ 68.705353][ T8599] team0: Port device team_slave_0 added [ 68.718176][ T8601] chnl_net:caif_netlink_parms(): no params data found [ 68.759993][ T8599] team0: Port device team_slave_1 added [ 68.801535][ T8605] chnl_net:caif_netlink_parms(): no params data found [ 68.820332][ T8601] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.827539][ T8601] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.835626][ T8601] device bridge_slave_0 entered promiscuous mode [ 68.849418][ T8601] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.856479][ T8601] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.864768][ T8601] device bridge_slave_1 entered promiscuous mode [ 68.875505][ T8603] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.882723][ T8603] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.890885][ T8603] device bridge_slave_0 entered promiscuous mode [ 68.902528][ T8603] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.911574][ T8603] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.919339][ T8603] device bridge_slave_1 entered promiscuous mode [ 69.000667][ T8599] device hsr_slave_0 entered promiscuous mode [ 69.038802][ T8599] device hsr_slave_1 entered promiscuous mode [ 69.078034][ T8599] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.085621][ T8599] Cannot create hsr debugfs directory [ 69.103283][ T8601] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.144558][ T8603] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.172260][ T8601] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.182103][ T8605] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.189439][ T8605] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.197002][ T8605] device bridge_slave_0 entered promiscuous mode [ 69.213005][ T8603] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.241526][ T8603] team0: Port device team_slave_0 added [ 69.250953][ T8603] team0: Port device team_slave_1 added [ 69.256729][ T8605] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.264330][ T8605] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.272053][ T8605] device bridge_slave_1 entered promiscuous mode [ 69.290430][ T8596] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.316817][ T8601] team0: Port device team_slave_0 added [ 69.324848][ T8601] team0: Port device team_slave_1 added [ 69.336767][ T8605] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.364772][ T8596] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.373794][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.382812][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.392270][ T8605] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.430731][ T8603] device hsr_slave_0 entered promiscuous mode [ 69.488419][ T8603] device hsr_slave_1 entered promiscuous mode [ 69.528489][ T8603] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.536130][ T8603] Cannot create hsr debugfs directory [ 69.562490][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.571271][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.579849][ T2782] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.586941][ T2782] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.608673][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.616458][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.626453][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.634934][ T2782] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.642017][ T2782] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.656157][ T8605] team0: Port device team_slave_0 added [ 69.664002][ T8605] team0: Port device team_slave_1 added [ 69.688207][ T8599] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.760716][ T8601] device hsr_slave_0 entered promiscuous mode [ 69.798352][ T8601] device hsr_slave_1 entered promiscuous mode [ 69.838098][ T8601] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.845669][ T8601] Cannot create hsr debugfs directory [ 69.859952][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.875513][ T8593] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.885297][ T8599] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.929752][ T8599] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.986137][ T8599] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.050809][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.101728][ T8605] device hsr_slave_0 entered promiscuous mode [ 70.158369][ T8605] device hsr_slave_1 entered promiscuous mode [ 70.198019][ T8605] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.205611][ T8605] Cannot create hsr debugfs directory [ 70.225999][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.236770][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.245168][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.253008][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.271516][ T8593] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.290167][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.300186][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.308955][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.317199][ T2789] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.324389][ T2789] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.332649][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.341322][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.349692][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.357952][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.369181][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.408457][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.416811][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.426285][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.435076][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.443648][ T2721] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.450808][ T2721] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.459081][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.469562][ T8596] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.535109][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.554162][ T8603] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.591059][ T8603] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.630144][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.640476][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.650194][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.659225][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.667503][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.687492][ T8603] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.711581][ T8603] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.763895][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.775505][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.784373][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.792102][ T2789] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.830115][ T8596] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.838617][ T8593] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.852680][ T8593] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.860816][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.869584][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.888576][ T8599] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.932955][ T8605] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.960039][ T8605] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.999717][ T8601] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 71.051286][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.063650][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.086923][ T8596] device veth0_vlan entered promiscuous mode [ 71.094818][ T8605] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.130098][ T8601] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.170006][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.177464][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.185158][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.193513][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.201982][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.209796][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.231353][ T8605] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.280102][ T8601] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.335300][ T8596] device veth1_vlan entered promiscuous mode [ 71.345797][ T8593] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.361022][ T8601] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.411711][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.419842][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.431569][ T8599] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.456334][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.466381][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.475169][ T2696] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.482378][ T2696] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.491896][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.500634][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.509298][ T2696] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.516320][ T2696] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.526497][ T2696] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.571202][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.580597][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.590677][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.601725][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.610664][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.619729][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.628495][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.636739][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.645683][ T2782] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.663432][ T8599] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.674938][ T8599] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.698703][ T8603] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.710075][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.723550][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.770498][ T8599] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.825191][ T8599] device veth0_vlan entered promiscuous mode [ 71.844577][ T8599] device veth1_vlan entered promiscuous mode [ 71.916860][ T8605] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.943431][ T8605] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.000439][ T8605] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.016957][ T8605] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.059649][ T8605] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 176.747878][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 176.755059][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8611 [ 176.762539][ C1] (detected by 1, t=10503 jiffies, g=6853, q=738) [ 176.769138][ C1] syz-executor.1 R running task 27984 8611 8596 0x0000400a [ 176.777035][ C1] Call Trace: [ 176.780314][ C1] [ 176.783162][ C1] sched_show_task+0x40f/0x560 [ 176.787931][ C1] rcu_sched_clock_irq+0x16b1/0x1ad0 [ 176.793214][ C1] update_process_times+0x12d/0x180 [ 176.798408][ C1] tick_sched_timer+0x263/0x420 [ 176.803245][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.808779][ C1] __hrtimer_run_queues+0x403/0x840 [ 176.813981][ C1] hrtimer_interrupt+0x38c/0xda0 [ 176.818922][ C1] ? debug_smp_processor_id+0x9/0x20 [ 176.824198][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 176.829738][ C1] apic_timer_interrupt+0xf/0x20 [ 176.834659][ C1] [ 176.837590][ C1] RIP: 0010:__memcg_kmem_uncharge+0x1d/0x1a0 [ 176.843553][ C1] Code: ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df <4c> 8d 77 38 4d 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 [ 176.863142][ C1] RSP: 0018:ffffc900023b7948 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.871540][ C1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff8880a4324480 [ 176.879500][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025d38c0 [ 176.887468][ C1] RBP: ffffc900023b7978 R08: 000000000003a728 R09: ffffed10121f2ad1 [ 176.895511][ C1] R10: ffffed10121f2ad1 R11: 0000000000000000 R12: ffffea00025d38c0 [ 176.903470][ C1] R13: dffffc0000000000 R14: 1ffff1101283c454 R15: ffff888090f95678 [ 176.911461][ C1] ? free_thread_stack+0x124/0x590 [ 176.916561][ C1] free_thread_stack+0x12e/0x590 [ 176.921488][ C1] put_task_stack+0xa3/0x130 [ 176.926066][ C1] finish_task_switch+0x3f1/0x550 [ 176.931083][ C1] __schedule+0x9a8/0xcc0 [ 176.935409][ C1] ? ___preempt_schedule_notrace+0x16/0x27 [ 176.941198][ C1] preempt_schedule_notrace+0xdb/0x120 [ 176.946644][ C1] ___preempt_schedule_notrace+0x16/0x27 [ 176.952262][ C1] ? rcu_is_watching+0x57/0xa0 [ 176.957012][ C1] rcu_is_watching+0x82/0xa0 [ 176.961604][ C1] memcg_kmem_get_cache+0x2e8/0x570 [ 176.966785][ C1] ? __should_failslab+0x11a/0x160 [ 176.971883][ C1] ? __delayacct_tsk_init+0x20/0x90 [ 176.977066][ C1] kmem_cache_alloc+0x86/0x2e0 [ 176.981813][ C1] ? __kasan_check_write+0x14/0x20 [ 176.986914][ C1] __delayacct_tsk_init+0x20/0x90 [ 176.991924][ C1] copy_process+0x922/0x5510 [ 176.996524][ C1] _do_fork+0x13e/0x660 [ 177.000683][ C1] __x64_sys_clone+0x20b/0x250 [ 177.005444][ C1] do_syscall_64+0xf7/0x1c0 [ 177.009946][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.015823][ C1] RIP: 0033:0x45d919 [ 177.019716][ C1] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 177.039306][ C1] RSP: 002b:00007fffefeaa588 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 177.047710][ C1] RAX: ffffffffffffffda RBX: 00007fa5aa7d6700 RCX: 000000000045d919 [ 177.055668][ C1] RDX: 00007fa5aa7d69d0 RSI: 00007fa5aa7d5db0 RDI: 00000000003d0f00 [ 177.063627][ C1] RBP: 00007fffefeaa7a0 R08: 00007fa5aa7d6700 R09: 00007fa5aa7d6700 [ 177.071771][ C1] R10: 00007fa5aa7d69d0 R11: 0000000000000202 R12: 0000000000000000 [ 177.079732][ C1] R13: 00007fffefeaa63f R14: 00007fa5aa7d69c0 R15: 000000000075bf2c [ 177.087711][ C1] rcu: rcu_preempt kthread starved for 10501 jiffies! g6853 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 177.098793][ C1] rcu: RCU grace-period kthread stack dump: [ 177.104667][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 177.112553][ C1] Call Trace: [ 177.115834][ C1] __schedule+0x9a0/0xcc0 [ 177.120195][ C1] schedule+0x181/0x210 [ 177.124354][ C1] schedule_timeout+0x14f/0x240 [ 177.129196][ C1] ? run_local_timers+0x120/0x120 [ 177.134213][ C1] rcu_gp_kthread+0xed8/0x1770 [ 177.138988][ C1] kthread+0x332/0x350 [ 177.143069][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 177.148192][ C1] ? kthread_blkcg+0xe0/0xe0 [ 177.152769][ C1] ret_from_fork+0x24/0x30